the reason, fewer people taking tests because of superstorm sandy. david, back to you. >> thanks very much, mary thompson. the recent rush for dividend paths has made that space quite attractive. those straying away from the volatility in the market has found a haven in the stocks. should you be setting your money in that group. bob manages over $40 billion in assets. nice to have you here. >> thank you. >> i would imagine one threat to that portfolio is if we are in a significantly rising rate environment. if that is the case, how do you change or position what has been a strongly performing sector in the last year? >> we focus on dividend growth rather than a level of yields. that's where people have gravitated to. focusing on dividend growers, we're still finding value. our portfolio is trading to a discount, which is a benchmark. we feel there's upside potential should the economic recovery continue to gain ground. >> taxes on dividend, not that great, but does it perhaps forestall what had been hopes for willingness of u.s. corporations, say let